Caramel Crispix

12 oz box Crispic cereal

2 c butter( 4 sticks)

2 c brown sugar, firmly packed

1/2 c light Karo syrup

1/2 t vanilla

1/2 t baking soda

Melt butter in deep,saucepan. Add brown sugar and bring to a boil. Add Karo syrup, vanilla and baking soda. Put the cereal in a very large bowl. Pour mixture over the cereal and stir until all pieces are coated. Spoon pieces out on waxed paper to cool.